A keyless chuck is a drill chuck that allows you to replace drill bits without the use of any special keys. Place the bit inside the chuck and spin the chuck to tighten it around it. On hand drills and compact cordless drills, keyless chucks are commonly employed.
Connecttion Size - 1/2″-20UNF

Best quality Keyless Drill Chuck under Wokin Brand supplier in Shuwaikh, Kuwait.

Search for other top quality hand tools under Wokin Brand by clicking the link given below-
http://www.baskuwait.com/search/hand-tools